Android Froyo

Froyo

2.2

On 20 May 2010, the Android 2.2(Froyo) SDK was released, based on Linux kernel 2.6.32. Its features included:

    Speed, memory, and performanceoptimizations

    Additional application speed improvements,implemented through JIT compilation

    Integration of Chrome's V8 JavaScriptengine into the Browser application

    Support for the Android Cloud to DeviceMessaging (C2DM) service, enabling push notifications

    Improved Microsoft Exchange support,including security policies, auto-discovery, GAL look-up, calendarsynchronization and remote wipe

    Improved application launcher withshortcuts to Phone and Browser applications

    USB tethering and Wi-Fi hotspotfunctionality

    Added an option to disable data access overmobile network

    Updated Market application with batch andautomatic update features

    Quick switching between multiple keyboardlanguages and their dictionaries

    Voice dialing and contact sharing overBluetooth

    Support for numeric and alphanumericpasswords

    Support for file upload fields in theBrowser application

    Support for installing applications to theexpandable memory

    Adobe Flash support

    Support for extra-high-PPI screens (320ppi), such as 4" 720p

 

 2.2.1

The Android 2.2.1 update wasreleased on 18 January 2011, and included a number of bug fixes, securityupdates, and performance improvements.

 2.2.2

The Android 2.2.2 update wasreleased on 22 January 2011, and fixed minor bugs, including SMS rooting issuesthat affected the Nexus One.

 2.2.3

The Android 2.2.3 update wasreleased on 21 November 2011, and consisted of two security patches.